Gaya APA
De George, Richard T.. (c2006).
Business ethics (6th ed.).
nju:
Pearson/Prentice Hall.
Gaya Chicago
De George, Richard T..
Business ethics.
6th ed.
nju:
Pearson/Prentice Hall,
c2006.
Buku.
Gaya MLA
De George, Richard T..
Business ethics.
6th ed.
nju:
Pearson/Prentice Hall,
c2006.
Buku.
Gaya Turabian
De George, Richard T..
Business ethics.
6th ed.
nju:
Pearson/Prentice Hall,
c2006.
Buku.